package com.jason.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.jason.mapper.EbCommentMapper;
import com.jason.mapper.EbNewsMapper;
import com.jason.mapper.EbProductMapper;
import com.jason.model.EbComment;
import com.jason.model.EbNews;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;

@Service
public class IndexService {
    @Resource
    private EbProductMapper ebProductMapper;
    @Resource
    private EbNewsMapper ebNewsMapper;

    public Map<String , Page> index(int page,int pageSize){
        System.out.println("进入IndexService 的index方法 ======");
        Map<String,Page> result=new HashMap<>();
        //调用mapper查询商品分页数据 page=1 pageSize= 8
        Page page1=new Page(page,pageSize);
        Page productPage=ebProductMapper.selectPage(page1,null);
        System.out.println("查询 商品数据为："+productPage);

        //调用mapper查询新闻分页数据
        page1=new Page(1,8);
        Page newsPage =ebNewsMapper.selectPage(page1,new QueryWrapper<EbNews>()
                .orderByDesc("en_create_time"));
        //调用mapper查询商品分类分页数据
        //将所有数据到result中
        result.put("productPage",productPage);
        result.put("newsPage",newsPage);
        return result;
    }
}
